package thread;

public class SyncDemo4 {
    public static void main(String[] args) {
        Boo boo = new Boo();
        Thread t1 = new Thread(){
            public void run(){
                boo.methodA();
            }
        };
        Thread t2 = new Thread(){
            public void run(){
                boo.methodB();
            }
        };
        t1.start();
        t2.start();
    }
}
class Boo{
    public synchronized void methodA(){
        try {
            Thread t = Thread.currentThread();
            System.out.println(t.getName()+"执行A方法");
            Thread.sleep(5000);
            System.out.println("执行完毕A");
        } catch (InterruptedException e) {
            e.printStackTrace();
        }
    }

    //public synchronized void methodB(){
    public synchronized void methodB(){
        try {
            Thread t = Thread.currentThread();
            System.out.println(t.getName()+"执行B方法");
            Thread.sleep(5000);
            System.out.println("执行完毕B");
        } catch (InterruptedException e) {
            e.printStackTrace();
        }
    }
}